Sheffield Corp.'s accounting records reflect the following inventories: Dec. 31, 2019 Dec. 31, 2020 Raw materials $81000 $64000 inventory Work in process inventory 103000. 115000 Finished goods inventory 100000 92000 During 2020, Sheffield purchased $1450000 of raw materials, incurred direct labor costs of $250000, and incurred manufacturing overhead totaling $160000. How much is total manufacturing costs incurred during 2020 for Sheffield? $1865000 $1872000 $1877000 $1860000